ILL TIDINGS: Sales slumped in Nokia's handset business during the quarter as its Lumia smartphones failed to draw business away from larger competitors like Apple and Samsung. Microsoft is buying the unit for $7.2 billion.

Clearstream Banking SA, a division of a German securities exchange, has agreed to pay $152 million to settle U.S. government claims that it allowed Iran to skirt U.S. sanctions by providing the country access to the American banking system.

READY TO RECONNECT: Iranian President Hassan Rouhani told world leaders Thursday his country is ready to do business and honor a deal to curb its nuclear program, indicating Tehran's willingness to engage the global community.

Healthcare services company McKesson said Thursday it has acquired its rival German drug distributor Celesio through acquiring Celesio assets from other investors, rescuing a deal that appeared to have failed.

General Motors Co.'s new CEO, Mary Barra, says she will largely keep in place the plans of her predecessor, from a restructuring in Europe to a focus on improving profit margins. But she hopes to accelerate that progress.

SUSPENDED: A U.S. judge has ruled the China branches of global accounting firms should be barred from providing audits for U.S.-traded companies in a dispute that might force major corporate names such as oil giant PetroChina and search engine Baidu to withdraw from American stock exchanges.

Discover Financial Services' net income jumped 11 percent in the last three months of 2013, as users of its namesake credit card and other loan services stepped up borrowing and the company set aside less money to cover potential loan losses.